Evaluate
-\frac{5}{42}\approx -0.119047619
Factor
-\frac{5}{42} = -0.11904761904761904
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\frac{\left(\frac{1}{2}-\left(-\frac{3}{4}-\left(-1-\frac{1}{6}\right)\right)\right)\sqrt{2-\frac{7}{4}}}{\left(-\frac{5}{3}\right)^{-1}+\frac{1}{2}-\left(-2\right)^{-2}}
Add -1 and \frac{3}{2} to get \frac{1}{2}.
\frac{\left(\frac{1}{2}-\left(-\frac{3}{4}-\left(-\frac{7}{6}\right)\right)\right)\sqrt{2-\frac{7}{4}}}{\left(-\frac{5}{3}\right)^{-1}+\frac{1}{2}-\left(-2\right)^{-2}}
Subtract \frac{1}{6} from -1 to get -\frac{7}{6}.
\frac{\left(\frac{1}{2}-\left(-\frac{3}{4}+\frac{7}{6}\right)\right)\sqrt{2-\frac{7}{4}}}{\left(-\frac{5}{3}\right)^{-1}+\frac{1}{2}-\left(-2\right)^{-2}}
The opposite of -\frac{7}{6} is \frac{7}{6}.
\frac{\left(\frac{1}{2}-\frac{5}{12}\right)\sqrt{2-\frac{7}{4}}}{\left(-\frac{5}{3}\right)^{-1}+\frac{1}{2}-\left(-2\right)^{-2}}
Add -\frac{3}{4} and \frac{7}{6} to get \frac{5}{12}.
\frac{\frac{1}{12}\sqrt{2-\frac{7}{4}}}{\left(-\frac{5}{3}\right)^{-1}+\frac{1}{2}-\left(-2\right)^{-2}}
Subtract \frac{5}{12} from \frac{1}{2} to get \frac{1}{12}.
\frac{\frac{1}{12}\sqrt{\frac{1}{4}}}{\left(-\frac{5}{3}\right)^{-1}+\frac{1}{2}-\left(-2\right)^{-2}}
Subtract \frac{7}{4} from 2 to get \frac{1}{4}.
\frac{\frac{1}{12}\times \frac{1}{2}}{\left(-\frac{5}{3}\right)^{-1}+\frac{1}{2}-\left(-2\right)^{-2}}
Rewrite the square root of the division \frac{1}{4} as the division of square roots \frac{\sqrt{1}}{\sqrt{4}}. Take the square root of both numerator and denominator.
\frac{\frac{1}{24}}{\left(-\frac{5}{3}\right)^{-1}+\frac{1}{2}-\left(-2\right)^{-2}}
Multiply \frac{1}{12} and \frac{1}{2} to get \frac{1}{24}.
\frac{\frac{1}{24}}{-\frac{3}{5}+\frac{1}{2}-\left(-2\right)^{-2}}
Calculate -\frac{5}{3} to the power of -1 and get -\frac{3}{5}.
\frac{\frac{1}{24}}{-\frac{1}{10}-\left(-2\right)^{-2}}
Add -\frac{3}{5} and \frac{1}{2} to get -\frac{1}{10}.
\frac{\frac{1}{24}}{-\frac{1}{10}-\frac{1}{4}}
Calculate -2 to the power of -2 and get \frac{1}{4}.
\frac{\frac{1}{24}}{-\frac{7}{20}}
Subtract \frac{1}{4} from -\frac{1}{10} to get -\frac{7}{20}.
\frac{1}{24}\left(-\frac{20}{7}\right)
Divide \frac{1}{24} by -\frac{7}{20} by multiplying \frac{1}{24} by the reciprocal of -\frac{7}{20}.
-\frac{5}{42}
Multiply \frac{1}{24} and -\frac{20}{7} to get -\frac{5}{42}.
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y = 3x + 4
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\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
Simultaneous equation
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}